81997834607

素因数分解:

${\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{227}}^1\times {\mathrm{331}}^1\times {\mathrm{661}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 89798467584

約数和(自身を除く): 7800632977

約数列:

[1, 13, 127, 227, 331, 661, 1651, 2951, 4303, 8593, 28829, 42037, 75137, 83947, 150047, 218791, 374777, 546481, 976781, 1091311, 1950611, 2844283, 9542399, 19055969, 27786457, 49665557, 124051187, 247727597, 361223941, 645652241, 6307525739, 81997834607]

約数ペア:

[(1, 81997834607), (13, 6307525739), (127, 645652241), (227, 361223941), (331, 247727597), (661, 124051187), (1651, 49665557), (2951, 27786457), (4303, 19055969), (8593, 9542399), (28829, 2844283), (42037, 1950611), (75137, 1091311), (83947, 976781), (150047, 546481), (218791, 374777)]